When Time Became History – The Human Era

Get your Human Era Calendar for the year 12,021 here: https://kgs.link/12021 For the fifth time, we present to you the Human Era Calendar for the year 12,021 – this time it is all about the journey of humanity, beginning tens of thousands of years ago, leading into the revolution of agriculture, to ancient high civilizations […]

Is It Too Late To Stop Climate Change? Well, it’s Complicated.

This video is part of a series about climate change supported by Breakthrough Energy – a coalition founded by Bill Gates, that is working to expand clean-energy investment and support the innovations that will lead the world to net-zero carbon emissions. https://www.gatesnotes.com/Climate-and-energy?WT.mc_id=20200625100000_ClimateCtr2020_CTRKurt-YT_&WT.tsrc=CTRKurtYT Also a special thanks to the team at Our World for helping us […]

The Largest Star in the Universe – Size Comparison

We created our first app ‘Universe in a Nutshell’, together with Tim Urban of Wait but Why! Appstore: http://kgs.link/universe-app-ios Google Playstore: http://kgs.link/universe-app-android Sources & further reading: https://sites.google.com/view/sourceslargeststar Wait But Why: Homepage Video on Red Dwarfs: What is the largest star in the Universe? And why is it that large? And what ARE stars anyway? OUR […]

The Warrior Kingdoms of the Weaver Ant

Get Curiosity Stream for just $14.99 for the entire YEAR or only $2.99 per month: https://curiositystream.com/kurzgesagt Sources & further reading: https://sites.google.com/view/sourcesweaverants Deep in tropical jungles lie floating kingdoms ruled by beautiful and deadly masters: They are sort of the high elves of the ant kingdoms: Talented architects that create castles and city states. But they […]

Unlimited Resources From Space – Asteroid Mining

The first 1000 people to use this link will get a 2 month free trial of Skillshare: https://skl.sh/kurzgesagt8 Sources & further reading: https://sites.google.com/view/sources-asteroidmining/ Getting rare materials from the ground into your phone is ugly. The mining industry is responsible for air and water pollution and the destruction of entire landscapes. But what if we could […]

How to Find Alien Civilizations – The Kardashev Scale

You can find our beautiful education posters, useful notebooks and cozy sweaters in our shop now: https://shop.kurzgesagt.org Sources & further reading: https://sites.google.com/view/sources-kardashev-scale/ The observable universe is a big place that has been around for more than 13 billion years. Up to two trillion galaxies made up of something like 20,000 billion billion stars surround our […]

What Is Intelligence? Where Does it Begin?

You can find our beautiful education posters in our shop: https://shop.kurzgesagt.org This video was made possible by a grant from the Templeton World Charity Foundation. Sources & further reading: https://sites.google.com/view/sourcesintelligence Humans are proud of a lot of things, from particle accelerators, to poetry to pokemon. All of them made possible because of something humans value […]

Who Is Responsible For Climate Change? – Who Needs To Fix It?

This video is part of a series about climate change supported by Breakthrough Energy – a coalition founded by Bill Gates, that is working to expand clean-energy investment and support the innovations that will lead the world to net-zero carbon emissions. https://www.gatesnotes.com/Climate-and-energy?WT.mc_id=20200625100000_ClimateCtr2020_CTRKurt-YT_&WT.tsrc=CTRKurtYT Also a special thanks to the team at Our World for helping us […]

Could Solar Storms Destroy Civilization? Solar Flares & Coronal Mass Ejections

https://shop.kurzgesagt.org/ We have a bunch of new stuff, from the long requested bacteriophage infographic poster to a new Optimistic Nihilism poster that lets you enjoy some existential dread in style. Or join us in our ant obsession and get the new Ant Explorer Notebook, with beautiful infographics and facts about ants and gold lettering on […]

The Past We Can Never Return To – The Anthropocene Reviewed

You can listen to all episodes of The Anthropocene Reviewed for free here: https://www.wnycstudios.org/podcasts/anthropocene-reviewed In September of 1940, an 18-year-old mechanic named Marcel Ravidat was walking his dog, Robot, in the countryside of Southwestern France when the dog disappeared down a hole. Robot eventually returned but the next day, Ravidat went to the spot with […]

Why Are You Alive – Life, Energy & ATP

The first 1000 people to use this link will get a 2 month free trial of Skillshare: https://skl.sh/kurzgesagt7 Sources & further reading: https://sites.google.com/view/sourceswhyareyoualive At this very second, you are on a narrow ledge between life and death. You probably don’t feel it, but there is an incredible amount of activity going on inside you. And […]

The Coronavirus Explained & What You Should Do

Get Merch designed with ❤ from https://kgs.link/shop Join the Patreon Bird Army 🐧 https://kgs.link/patreon ▼▼ More infos and links are just a click away ▼▼ A huge thanks to the experts who helped us on short notice with the video. Especially “Our World in Data”, the online publication for research and data on the world’s […]

Why Blue Whales Don’t Get Cancer – Peto’s Paradox

Get Merch designed with ❤ from https://kgs.link/shop Join the Patreon Bird Army 🐧 https://kgs.link/patreon ▼▼ More infos and links are just a click away ▼▼ Cancer is a creepy and mysterious thing. While we tried to understand it, to get better at killing it, we discovered a biological paradox that remains unsolved to this day: […]

How to Make a Kurzgesagt Video in 1200 Hours

Get Merch designed with ❤ from https://kgs.link/shop Join the Patreon Bird Army 🐧 https://kgs.link/patreon ▼▼ More infos and links are just a click away ▼▼ Ask us stuff on reddit: https://www.reddit.com/r/kurzgesagt/comments/f4qmuz/ask_us_questions_get_answers_today_or_in_a_future/ For years, you have been asking us how we make our videos. So let’s finally talk about it! From research, writing the script, illustrating, […]

Milk. White Poison or Healthy Drink?

Curiosity Stream gives you access to big budget documentaries from people like David Attenborough and Stephen Hawking. Nebula is all about independent creators taking control and trying new stuff. You get the best of both worlds for $ 2.99 per month or only $19.99 for a full year by visiting https://curiositystream.com/kurzgesagt/. Sources: https://sites.google.com/view/sourcesmilk/ Over the […]

How to Escape a Super Nova: Stellar Engines

Sources and further reading: https://sites.google.com/view/sources-stellar-engines Get your Stellar Engine Infographic Poster here: https://shop.kurzgesagt.org Nothing in the Universe is static. In the milky way, billions of stars orbit the galactic center. Some, like our sun, are pretty consistent, keeping a distance of around 30,000 light years from the galactic center, completing an orbit every 230 million […]

Overpopulation & Africa

Sources and further reading: https://sites.google.com/view/sourcesoverpopulationandafrica For most of our history, the human population grew slowly. Until new discoveries brought us more food and made us live longer. In just a hundred years the human population quadrupled. This led to apocalyptic visions of an overcrowded earth. But the population growth rate actually peaked in the 1960s. […]

1,000km Cable to the Stars – The Skyhook

To support Kurzgesagt and learn more about Brilliant, go to https://www.brilliant.org/nutshell and sign up for free. The first 688 people that go to that link will get 20% off the annual Premium subscription. Sources: https://sites.google.com/view/sources-skyhooks/ Get your 12,020 SPACE Calendar here: https://shop.kurzgesagt.org/ WORLDWIDE SHIPPING IS AVAILABLE! Getting to space is incredibly hard, expensive and needs […]

Neutron Stars – The Most Extreme Things that are not Black Holes

Get your 12,020 SPACE Calendar here: https://shop.kurzgesagt.org/ WORLDWIDE SHIPPING IS AVAILABLE! This year’s calendar focuses on the future of humanity and how we will explore space in the next 10,000 years. We want to get you the best shipping fees. So If you’re located in the EU, please order from our EU-warehouse. If you’re located […]

The 12,020 Human Era SPACE Calendar 🚀

Get you 12,020 SPACE Calendar here: https://shop.kurzgesagt.org/ This year’s calendar focuses on the future of humanity and how we will explore space in the next 10,000 years. We want to get you the best shipping fees. So If you’re located in the EU, please order from our EU-warehouse. If you’re located anywhere else in the […]

What if We Nuke a City?

Learn more about nuclear weapons and what you can do to stop them EN: http://www.notonukes.org FR: http://www.sansarmesnucleaires.org ES: http://www.nomasarmasnucleares.org PT: http://www.fimdasarmasnucleares.org DE: http://www.neinzuatomwaffen.org Spread the word and use the following Hashtags: EN: #nuclearban FR: #nuclearban ES: #nomasarmasnucleares PT: #fimdasarmasnucleares Sources: https://sites.google.com/view/nuclearweapons/ As you may have noticed, we like to blow stuff up on this channel. […]

The Billion Ant Mega Colony and the Biggest War on Earth

Thanks to Curiosity Stream for supporting us in making this video. Go to https://curiositystream.com/kurzgesagt for a free 31-day-trial. Sources: https://sites.google.com/view/sources-argentine-ants In nearly every corner of the Earth, ants wage war against each other. Their weapons are what nature gave them. Some have strong armour, deadly stingers or sharp mandibles. And then there is this tiny, […]

What’s Hiding at the Most Solitary Place on Earth? The Deep Sea

To support Kurzgesagt and learn more about Brilliant, go to https://www.brilliant.org/nutshell and sign up for free. The first 688 people that go to that link will get 20% off the annual Premium subscription. Sources: https://sites.google.com/view/sources-deep-sea/ Deep Sea Poster: https://shop.kurzgesagt.org Sometimes the world feels boring. All the remote islands are visited, the arctic conquered, the dense […]

The Egg

The Egg Story by Andy Weir Animated by Kurzgesagt A Big Thanks to Andy Weir for allowing us to use his story. The original was released here: http://www.galactanet.com/oneoff/theegg_mod.html Visit his website here: http://www.andyweirauthor.com/ If you want to support us, please check out those beautiful Egg posters we made: https://shop.kurzgesagt.org This video was more than 2 […]

The World War of the Ants – The Army Ant

Thanks to Curiosity Stream for supporting us in making this video. Go to https://curiositystream.com/kurzgesagt for a free 31-day-trial. Sources: https://sites.google.com/view/sources-world-war-ants/ Every day billions of soldiers fight a merciless war on thousands of fronts, that has been going on for over one hundred million years: The world war of the ants. Support us on Patreon so […]

Tiny Bombs in your Blood – The Complement System

Sources: https://sites.google.com/view/sources-complement-system One of the key players of our immune system is the complement system. An army of millions and trillions of tiny bombs, which work together in a complex and elegant dance to stop intruders in your body. Merchandise: http://shop.kurzgesagt.org Support us on Patreon so we can make more videos (and get cool stuff […]

Could Your Phone Hurt You? Electromagnetic Pollution

Get a 30 day free trial of Dashlane by going to : https://www.dashlane.com/kurzgesagt If you like it use the code ‘kurzgesagt’ at checkout – the first 200 people will get 10% off. Sources: https://sites.google.com/view/sources-electrosmog Electricity is all around us, all the time. It makes our lives easier, safer, more fun and most of us never […]

Is Meat Bad for You? Is Meat Unhealthy?

The first 1000 people to use this link will get a 2 month free trial of Skillshare: https://skl.sh/kurzgesagt6 Sources: https://sites.google.com/view/sourcesismeathealthy/ Over the last few years eating meat has increasingly been associated with health risks, like heart disease, cancer and an early death. How unhealthy is meat really? Support us on Patreon so we can make […]

Is the EU Democratic? Does Your Vote Matter?

Sources: https://sites.google.com/view/sourceseu-elections/ Playlist with all languages: https://bit.ly/2WFHNK5 Thanks to all the YouTubers who supported us!!! Being a citizen of the European Union means that many aspects of our lives are regulated by a weird entity. It feels like a huge bureaucracy is making decisions over our heads. How democratic is the EU really and does […]

The Side Effects of Vaccines – How High is the Risk?

Sources: https://sites.google.com/view/sources-vaccines Vaccines are one of our best tools to prevent dangerous diseases, but they come with side effects. So would it be safer not to vaccinate? This video has been supported by a grant from the Bill & Melinda Gates Foundation. If you are interested how much sponsorships influence our videos, we wrote about […]

The Most Dangerous Stuff in the Universe – Strange Stars Explained

To support Kurzgesagt and learn more about Brilliant, go to https://www.brilliant.org/nutshell and sign up for free. The first 688 people that go to that link will get 20% off the annual Premium subscription. Sources: https://sites.google.com/view/sourcesquarkstars Inside neutron stars we can find the weirdest and most dangerous substance in the universe: Strange matter. What is strange […]

What If We Detonated All Nuclear Bombs at Once?

Sources: https://sites.google.com/view/sourcesallthebombs/ What happens if make a huge pile from all 15,000 nuclear bombs and pull the trigger? And what happens if we make an even bigger pile? Support us on Patreon so we can make more videos (and get cool stuff in return): https://www.patreon.com/Kurzgesagt?ty=h Kurzgesagt Merch:  https://bit.ly/2GeuQxZ Kurzgesagt Newsletter: http://eepurl.com/cRUQxz Facebook: http://bit.ly/1NB6U5O Twitter: http://bit.ly/2DDeT83 […]

Nuclear Energy Explained: How does it work? 1/3

Nuclear Energy Explained: How does it work? Nuclear Energy is a controversial subject. The pro- and anti-nuclear lobbies fight furiously, and it’s difficult to decide who is right. So we’re trying to clear up the issue – in this video we discuss how we got to where we are today, as the basis for discussion. […]

The Origin of Consciousness – How Unaware Things Became Aware

Sources and link to book by Rupert Glasgow: https://sites.google.com/view/sources-consciousness Consciousness is perhaps the biggest riddle in nature. In the first part of this three part video series, we explore the origins of consciousness and take a closer look on how unaware things became aware. This video was made possible by a grant from the Templeton […]

The Ebola Virus Explained — How Your Body Fights For Survival

What does the Ebola virus actually do in your body? Why is it so dangerous and why does it kill so many people? We take a look at the apocalyptic war that rages in the body after an infection by the Ebola virus and the soldiers fighting. Videos, explaining things. Like evolution, time, space, global […]

The Immune System Explained I – Bacteria Infection

Every second of your life you are under attack. Bacteria, viruses, spores and more living stuff wants to enter your body and use its resources for itself. The immune system is a powerful army of cells that fights like a T-Rex on speed and sacrifices itself for your survival. Without it you would die in […]

How Small Is An Atom? Spoiler: Very Small.

Atoms are very weird. Wrapping your head around exactly how weird, is close to impossible – how can you describe something that is SO removed from humans experience? But then again, they kind of make up everything, so let us try anyways. You can the MUSIC from the video here: https://epicmountainmusic.bandcamp.com/track/atoms http://epic-mountain.com Videos, explaining things. […]

The Moons of Mars Explained — Phobos & Deimos MM#2

What do you know about the Moons of Mars? Nothing? They are super cool (and strange), promise. Moon May! One video about cool moon stuff every Mo(o)nday in May. Next: Plutos five Moons explained. Videos, explaining things. Like evolution, time, space, global energy or our existence in this strange universe. We are a team of […]

Three Ways to Destroy the Universe

How will the Universe die? Everybody dies. The universe too? Well, probably. What are the current theories about the end of everything? And how creepy exactly are these theories? (Spoiler: very creepy). But there might be hope… Follow us on Twitter: Tweets by Kurz_Gesagt Next Video: March 3rd. Topic: The Big Bang (which concludes our […]